fork(1) download 
  1. <?php
  2.  
  3. $input = 'Google: http://google.com
  4. YouTube: http://y...content-available-to-author-only...e.com
  5. wrong
  6. Stackoverflow: http://stackoverflow.com/';
  7. if (!preg_match('~(.*?):\s?(.*?)$~m', $input))
  8. {
  9.     echo 'ok';
  10. }
  11. else
  12. {
  13.     echo 'no';
  14. }
Success #stdin #stdout 0.02s 52432KB
comments (?)
stdin 
Standard input is empty
stdout 
no
https://ideone.com/ZgSm9p
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
secret

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